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Finding the Fourth Proportional to 164,611.70, 246,917.55 and 39,952.70

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Solution

The fourth proportional to 164,611.70, 246,917.55 and 39,952.70 is: 59,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,611.70 : 246,917.55 = 39,952.70 : x
  2. Step 2: Convert to fraction form
    164,611.70/246,917.55 = 39,952.70/x
  3. Step 3: Cross multiply
    164,611.70x = 246,917.55 × 39,952.70
  4. Step 4: Simplify right side
    164,611.70x = 9,865,022,799.89
  5. Step 5: Solve for x
    x = 9,865,022,799.89/164,611.70
  6. Step 6: Final answer
    x = 59,929.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.